3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("a" => 5); echo !isset($a['d']['e']['f']); //$b = array('test', "deb"); //$c = array("sdf", "dsf"); //var_dump($a + $b); class A { protected $b = 5; } $a = new A(); var_dump(json_decode(json_encode($a)));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0060.00918.14
8.3.50.0150.00721.27
8.3.40.0040.01118.84
8.3.30.0100.00320.16
8.3.20.0040.00420.28
8.3.10.0050.00321.84
8.3.00.0050.00322.43
8.2.180.0140.00316.50
8.2.170.0140.00022.96
8.2.160.0110.00422.08
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0040.00417.63
8.2.110.0090.00022.16
8.2.100.0040.00717.91
8.2.90.0040.00419.25
8.2.80.0030.00619.27
8.2.70.0050.00317.37
8.2.60.0000.00818.03
8.2.50.0050.00318.07
8.2.40.0040.00418.27
8.2.30.0060.00318.05
8.2.20.0060.00317.57
8.2.10.0060.00317.62
8.2.00.0080.00017.80
8.1.280.0150.00325.92
8.1.270.0080.00024.66
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0060.00322.17
8.1.230.0110.00018.89
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0040.00417.23
8.1.190.0030.00617.53
8.1.180.0080.00418.10
8.1.170.0050.00318.49
8.1.160.0000.00720.88
8.1.150.0090.00018.51
8.1.140.0050.00317.51
8.1.130.0000.00717.83
8.1.120.0000.00717.43
8.1.110.0000.00817.36
8.1.100.0040.00417.34
8.1.90.0030.00417.45
8.1.80.0000.00717.36
8.1.70.0030.00317.45
8.1.60.0080.00017.57
8.1.50.0040.00417.40
8.1.40.0060.00317.41
8.1.30.0040.00417.59
8.1.20.0060.00317.57
8.1.10.0000.00817.56
8.1.00.0020.00517.43
8.0.300.0040.00418.77
8.0.290.0070.00017.15
8.0.280.0000.00818.34
8.0.270.0050.00317.20
8.0.260.0060.00016.75
8.0.250.0070.00017.00
8.0.240.0000.00816.84
8.0.230.0000.00716.94
8.0.220.0000.00716.79
8.0.210.0000.00716.75
8.0.200.0000.00717.00
8.0.190.0020.00516.98
8.0.180.0040.00416.92
8.0.170.0040.00416.85
8.0.160.0000.00716.79
8.0.150.0040.00416.80
8.0.140.0000.00816.74
8.0.130.0040.00413.29
8.0.120.0040.00416.77
8.0.110.0030.00516.90
8.0.100.0020.00516.75
8.0.90.0040.00416.80
8.0.80.0110.00416.85
8.0.70.0000.00716.78
8.0.60.0040.00416.77
8.0.50.0080.00016.79
8.0.30.0080.01117.20
8.0.20.0140.00517.40
8.0.10.0070.00017.13
8.0.00.0120.00516.70
7.4.330.0000.00515.00
7.4.320.0060.00016.38
7.4.300.0030.00316.63
7.4.290.0070.00016.38
7.4.280.0020.00516.41
7.4.270.0070.00016.52
7.4.260.0000.00716.60
7.4.250.0000.00816.41
7.4.240.0020.00616.56
7.4.230.0030.00316.45
7.4.220.0030.01516.38
7.4.210.0130.00616.52
7.4.200.0000.00816.33
7.4.190.0000.00716.65
7.4.160.0090.00616.42
7.4.150.0070.01117.40
7.4.140.0090.00917.86
7.4.130.0080.00816.59
7.4.120.0150.00216.42
7.4.110.0060.01216.60
7.4.100.0030.01416.49
7.4.90.0090.00916.52
7.4.80.0070.01019.39
7.4.70.0030.01316.53
7.4.60.0140.00316.42
7.4.50.0040.00416.55
7.4.40.0120.00622.77
7.4.30.0170.00016.53
7.4.00.0070.01114.94
7.3.330.0050.00013.25
7.3.320.0000.00513.25
7.3.310.0070.00016.27
7.3.300.0030.00316.29
7.3.290.0090.00616.21
7.3.280.0080.00816.28
7.3.270.0150.00317.40
7.3.260.0160.00816.42
7.3.250.0130.00316.35
7.3.240.0160.00716.44
7.3.230.0060.01016.39
7.3.210.0170.00016.46
7.3.200.0060.01119.39
7.3.190.0090.00916.49
7.3.180.0040.01216.59
7.3.170.0090.00616.27
7.3.160.0090.01316.34
7.3.120.0100.00315.00
7.3.10.0070.00616.64
7.3.00.0060.00716.66
7.2.330.0070.01116.34
7.2.320.0170.00316.51
7.2.310.0040.01216.41
7.2.300.0110.00616.60
7.2.290.0030.01316.75
7.2.130.0080.00816.87
7.2.120.0120.00516.85
7.2.110.0060.00816.82
7.2.100.0070.00616.88
7.2.90.0070.00416.88
7.2.80.0070.00816.83
7.2.70.0080.00316.80
7.2.60.0080.00516.88
7.2.50.0030.00916.78
7.2.40.0050.00916.97
7.2.30.0000.01316.87
7.2.20.0060.00616.67
7.2.10.0050.00716.77
7.2.00.0060.00917.54
7.1.250.0050.00915.56
7.1.100.0030.00618.12
7.1.70.0000.00817.25
7.1.60.0110.00619.32
7.1.50.0090.01516.84
7.1.00.0000.03722.46
7.0.200.0270.00314.84
7.0.140.0000.07322.18
7.0.90.0700.08020.00
7.0.80.0670.07319.87
7.0.70.0630.07719.89
7.0.60.0570.08319.98
7.0.50.0500.04720.34
7.0.40.0000.05020.03
7.0.30.0130.04319.95
7.0.20.0100.08320.14
7.0.10.0100.08720.03
7.0.00.0300.04720.13
5.6.280.0000.07720.90
5.6.240.0100.08020.51
5.6.230.0030.06320.50
5.6.220.0100.04720.55
5.6.210.0130.07320.46
5.6.200.0130.07321.02
5.6.190.0070.08720.94
5.6.180.0030.05721.11
5.6.170.0100.08021.00
5.6.160.0130.07720.96
5.6.150.0130.04321.05
5.6.140.0070.06721.11
5.6.130.0170.07721.17
5.6.120.0030.08320.93
5.6.110.0000.09321.10
5.6.100.0070.05321.16
5.6.90.0100.07320.98
5.6.80.0200.05720.46
5.6.70.0100.04720.41
5.6.60.0130.07720.39
5.6.50.0100.05020.45
5.6.40.0070.08320.29
5.6.30.0130.06320.30
5.6.20.0100.03720.29
5.6.10.0000.04720.43
5.6.00.0070.08320.43
5.5.380.0070.05720.35
5.5.370.0070.04020.40
5.5.360.0130.08720.34
5.5.350.0030.07720.43
5.5.340.0030.04720.91
5.5.330.0030.06020.88
5.5.320.0070.06020.92
5.5.310.0030.05020.76
5.5.300.0070.06020.87
5.5.290.0170.04320.86
5.5.280.0030.05020.82
5.5.270.0070.07320.63
5.5.260.0130.06320.77
5.5.250.0100.04020.68
5.5.240.0100.07720.21
5.5.230.0100.08020.29
5.5.220.0030.08720.25
5.5.210.0070.07320.25
5.5.200.0070.04020.24
5.5.190.0100.07720.14
5.5.180.0030.05320.14
5.5.160.0030.05720.10
5.5.150.0130.05720.21
5.5.140.0000.07320.21
5.5.130.0100.07020.17
5.5.120.0100.03320.15
5.5.110.0170.07320.17
5.5.100.0030.05020.07
5.5.90.0030.06320.00
5.5.80.0170.07020.04
5.5.70.0100.08020.10
5.5.60.0070.05320.14
5.5.50.0200.06319.96
5.5.40.0030.08320.05
5.5.30.0130.07320.15
5.5.20.0030.05319.98
5.5.10.0000.05719.96
5.5.00.0030.07720.05
5.4.450.0130.04019.37
5.4.440.0030.05019.36
5.4.430.0100.07319.36
5.4.420.0070.07019.21
5.4.410.0130.04319.32
5.4.400.0070.07019.05
5.4.390.0070.07718.90
5.4.380.0070.05318.88
5.4.370.0030.08018.95
5.4.360.0070.07319.16
5.4.350.0030.07719.13
5.4.340.0100.03719.21
5.4.320.0070.08718.87
5.4.310.0000.05319.05
5.4.300.0100.03718.95
5.4.290.0030.07718.88
5.4.280.0230.06018.86
5.4.270.0030.07019.12
5.4.260.0170.06319.11
5.4.250.0030.05319.02
5.4.240.0070.05719.13
5.4.230.0000.08319.13
5.4.220.0070.07019.12
5.4.210.0070.07318.84
5.4.200.0070.04719.04
5.4.190.0070.06718.93
5.4.180.0030.04019.15
5.4.170.0000.04719.14
5.4.160.0070.04019.01
5.4.150.0030.04319.06
5.4.140.0070.07716.39
5.4.130.0000.07316.43
5.4.120.0030.04316.46
5.4.110.0030.04716.50
5.4.100.0100.07716.43
5.4.90.0030.08016.43
5.4.80.0130.07016.46
5.4.70.0000.05716.41
5.4.60.0100.04316.34
5.4.50.0170.05716.48
5.4.40.0070.05016.45
5.4.30.0070.07316.45
5.4.20.0070.03316.24
5.4.10.0030.05016.23
5.4.00.0130.05715.83
5.3.290.0130.07014.72
5.3.280.0070.07314.64
5.3.270.0100.06014.66
5.3.260.0070.04314.62
5.3.250.0070.04014.71
5.3.240.0170.06314.74
5.3.230.0070.07014.52
5.3.220.0030.07714.57
5.3.210.0100.07314.53
5.3.200.0100.03314.68
5.3.190.0030.05714.63
5.3.180.0070.05014.55
5.3.170.0130.07014.65
5.3.160.0100.07014.55
5.3.150.0100.07014.65
5.3.140.0130.05014.54
5.3.130.0100.05314.63
5.3.120.0030.04314.51
5.3.110.0130.06714.55
5.3.100.0100.05314.06
5.3.90.0070.07014.11
5.3.80.0070.07313.99
5.3.70.0170.04014.07
5.3.60.0070.04014.00
5.3.50.0170.06714.03
5.3.40.0070.07714.07
5.3.30.0100.04314.01
5.3.20.0030.04013.80
5.3.10.0130.06713.66
5.3.00.0000.04313.62
5.2.170.0000.04011.00
5.2.160.0070.05711.20
5.2.150.0030.04711.05
5.2.140.0100.05311.05
5.2.130.0070.02711.01
5.2.120.0000.06710.98
5.2.110.0000.03311.18
5.2.100.0030.03311.00
5.2.90.0070.05711.00
5.2.80.0100.06311.20
5.2.70.0100.06010.99
5.2.60.0030.03311.15
5.2.50.0070.05310.96
5.2.40.0030.06711.11
5.2.30.0070.04310.87
5.2.20.0100.05311.07
5.2.10.0030.06010.76
5.2.00.0070.05310.76
5.1.60.0030.0539.98
5.1.50.0070.05310.09
5.1.40.0030.0539.80
5.1.30.0070.05310.45
5.1.20.0030.04310.41
5.1.10.0030.05710.14
5.1.00.0000.05010.16
5.0.50.0100.0408.61
5.0.40.0030.0438.48
5.0.30.0070.0408.21
5.0.20.0030.0208.27
5.0.10.0100.0378.20
5.0.00.0030.0678.22
4.4.90.0000.0237.85
4.4.80.0030.0307.85
4.4.70.0000.0237.85
4.4.60.0030.0237.85
4.4.50.0100.0237.85
4.4.40.0000.0537.85
4.4.30.0030.0307.85
4.4.20.0000.0377.85
4.4.10.0030.0337.85
4.4.00.0030.0477.85
4.3.110.0030.0277.85
4.3.100.0000.0337.85
4.3.90.0000.0337.85
4.3.80.0030.0507.85
4.3.70.0100.0207.85
4.3.60.0000.0237.85
4.3.50.0030.0337.85
4.3.40.0000.0537.85
4.3.30.0000.0237.85
4.3.20.0030.0337.85
4.3.10.0000.0237.85
4.3.00.0000.0307.85

preferences:
33.23 ms | 401 KiB | 5 Q